Motorcycle crash hotspots in Walnut Creek, CA
- motorcycle crashes, 2021–2025
- 43
- motorcycle crashes, 2021–2025
- serious or fatal
- 9
- serious or fatal
- fatal
- 0
- fatal
Is Walnut Creek safe to ride a motorcycle?
We don't rate cities as safe or unsafe: crash counts can't say how risky a street is, and busy streets have more crashes partly because more people use them. The records for Walnut Creek are also incomplete: only 54% of its reported motorcycle crashes have a map location, so the numbers here are too low. What the records show: 43 motorcycle crashes were reported in Walnut Creek from 2021–2025, 9 of them serious or fatal. The most were at I-680 & Trinity Avenue (5).
How motorcyclists crash in Walnut Creek
- 19% involved no other vehicle, usually running wide or losing grip.
- 26% happened after dark.
- 14% were hit-and-run.
Where motorcycle crashes cluster
Spots with 3 or more reported crashes within about 250 m, worst first.
- 015 crashes · 1 serious or fatal
I-680 & Trinity Avenue
Close passes and cars turning alongside
3 of 5 crashes were sideswipes: a vehicle alongside, typically a close pass, a right hook, or an opening car door. Traffic is posted at about 65 mph.
- Don't linger in drivers' blind spots, and watch for cars changing lanes or turning into driveways alongside you.
- Traffic is fast here: at this speed you cross a junction in about a second, so scan early.
- 023 crashes · 2 serious or fatal
I-680 & Oak Park Blvd
Falls and fixed objects
2 of 3 crashes were a fall or hitting an object, with no other vehicle involved. Traffic is posted at about 65 mph.
- Enter slower than feels necessary and watch for gravel, sand and diesel. Look through the bend.
- Traffic is fast here: at this speed you cross a junction in about a second, so scan early.
- 034 crashes · 1 serious or fatal
I-680 & Treat Blvd
Close passes and cars turning alongside
2 of 4 crashes were sideswipes: a vehicle alongside, typically a close pass, a right hook, or an opening car door. Traffic is posted at about 65 mph.
- Don't linger in drivers' blind spots, and watch for cars changing lanes or turning into driveways alongside you.
- Traffic is fast here: at this speed you cross a junction in about a second, so scan early.
- 043 crashes · 1 serious or fatal
SR-24 & I-680
Riders hit from behind
2 of 3 crashes were rear-end: hit from behind. Traffic is posted at about 65 mph.
- Check your mirrors when slowing, flash your brake light, and leave an escape gap when you stop in traffic.
- Traffic is fast here: at this speed you cross a junction in about a second, so scan early.
- 054 crashes
I-680 & South Main St
Riders hit from behind
2 of 4 crashes were rear-end: hit from behind. Traffic is posted at about 65 mph.
- Check your mirrors when slowing, flash your brake light, and leave an escape gap when you stop in traffic.
- Traffic is fast here: at this speed you cross a junction in about a second, so scan early.
Motorcycle crashes in Walnut Creek by year
| Year | Crashes | Serious/fatal | |
|---|---|---|---|
| 2021 | 8 | 1 | |
| 2022 | 9 | 1 | |
| 2023 | 7 | 0 | |
| 2024 | 13 | 6 | |
| 2025 | 6 | 1 |
Common questions about Walnut Creek
- Where do the most motorcycle crashes happen in Walnut Creek?
- The worst spot is I-680 & Trinity Avenue, with 5 reported motorcycle crashes from 2021–2025, 1 of them serious or fatal. Next are I-680 & Oak Park Blvd (3) and I-680 & Treat Blvd (4). These counts are too low for Walnut Creek: only 54% of its reported motorcycle crashes have a map location.
- How many motorcyclists were killed in Walnut Creek?
- No deaths were reported in 43 reported motorcycle crashes in Walnut Creek from 2021–2025, and 9 left someone seriously hurt or killed. These counts are too low for Walnut Creek: only 54% of its reported motorcycle crashes have a map location.
- How do motorcyclists usually crash in Walnut Creek?
- 19% involved no other vehicle, usually running wide or losing grip. 26% happened after dark. 14% were hit-and-run.
- How many motorcycle crashes happen in Walnut Creek each year?
- Reported motorcycle crashes with map locations: 2021: 8, 2022: 9, 2023: 7, 2024: 13, 2025: 6. The latest year can rise as late reports come in.
- Where does this data come from?
- Police crash reports in the California Crash Reporting System (CCRS), published by the state on data.ca.gov. Only crashes reported with map coordinates are counted, so the real totals are higher.
Places to ride to near Walnut Creek
Nearby cities
Source: California Crash Reporting System (CCRS), 2021–2025. Only crashes reported with map coordinates are counted, and many city police reports have none, so these numbers are lower than the real total. Freeway crashes are included: many motorcycle crashes in cities happen on them. Busy streets show more crashes partly because more people use them. Data last rebuilt 2026-09-22. How the data works.